David is a private investor and active angel investor in New York City. He serves on the boards of several growth companies. He was the Founder, President & Chief Executive Officer of TheMarkets, LLC, a financial data and software company which he formed with 11 of the world’s leading investment banks, from 2000 until its sale to McGraw-Hill for $300 million in 2011. Prior to TheMarkets,
David was Founder and CEO of iExchange.com (sold to Placemark Investments), a company that included idealab!, Kleiner Perkins and Capital Z Partners among its principal investors. From 1992 through 1998, he was Executive Vice President, Office of the Chairman, of Jefferies Group, Inc., overseeing the Corporate Finance, High Yield Finance and International business units. During his tenure, Jefferies market capitalization grew from $70 million to $1.5 billion. From 1988 to 1992,
David served as a Vice President at Jefferies, advising issuers and investors on a wide array of transactions and corporate governance. Before joining Jefferies, he worked at Bear Stearns and practiced corporate / M&A law at Fried, Frank, Harris Shriver & Jacobson.
David serves on boards of several charitable and civic organizations, including The Jewish Education Project (chairman) and JTA (president). He lectures frequently on the subject of business ethics (Yale, Princeton and IDC (Herzliya)).

Mr. Eisner received his BS with a double major in Accounting and Government from American University in 1979 and a JD in 1982 from Boston University where he was an Editor of the American Journal of Law and Medicine.